Makoto Tatebayashi

This inventor holds 92 USPTO granted patents, plus 2 CIPO patents and 14 EPO patents, primarily in Data Encryption Technology (CPC class H04L9-00). Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Kabushiki Kaisha Toshiba. Active years: 1993-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Tatebayashi. Retrieved from https://idiyas.com/inventor/makoto-tatebayashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 92

% Patents Active = 73.9

CIPO Patents = 2

EPO Patents = 14 (Patent Applications = 2)

Average Co-Inventor Count = 3.7

ph-index = 27

Forward Citations = 2,221(Granted Patents)

Forward Citations (Not Self Cited) = 2,184(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Osaka, JP (1993)
Takarazka, JP (2009)
Takaraduka, JP (2008 - 2011)
Takarazuka, JP (1993 - 2014)
Hyogo, JP (2003 - 2015)

Company Filing History:

62 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

30 out of 16,454

Panasonic Corporation

patents

12 out of 53,276

Kabushiki Kaisha Toshiba

patents

where one patent can have more than one assignee

Years Active: 1993-2015

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Areas of Expertise:

Data Protection

Encryption Device

Content Protection

Semiconductor Memory

Key Distribution

Authentication System

Digital Rights Management

Data Reading Apparatus

Secure Communication

Copyright Protection

Data Reproduction

Content Management

92 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9130741 - Data protection system that protects data by encrypting the data (2015-09-08),

2. 8661553 - Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus (2014-02-25),

3. 8416953 - Data protection system that protects data by encrypting the data (2013-04-09),

4. 8275998 - Encryption device, key distribution device and key distribution system (2012-09-25),

5. 8144869 - Content protection system, key data generation apparatus, and terminal apparatus (2012-03-27),

6. 8140675 - Content reproduction apparatus (2012-03-20),

7. 8132024 - Digital work protection system, recording apparatus, reproduction apparatus, and recording medium (2012-03-06),

8. 8127368 - Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus (2012-02-28),

9. 8051284 - Encryption communications system (2011-11-01),

10. 8048174 - Theft prevention system (2011-11-01),

11. 7996914 - Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus (2011-08-09),

12. 7929688 - Parameter generation apparatus, encryption system, decryption system, encryption apparatus, decryption apparatus, encryption method, decryption method, and program thereof (2011-04-19),

13. 7886365 - Content-log analyzing system and data-communication controlling device (2011-02-08),

14. 7865716 - Encryption device, key distribution device and key distribution system (2011-01-04),

15. 7831831 - Authentication communication system, authentication communication apparatus, and authentication communication method (2010-11-09),

Title: The Innovative Mind of Makoto Tatebayashi: Pioneering Data Protection Systems and Semiconductor Memory Cards

Introduction: Meet Makoto Tatebayashi, a prolific inventor hailing from Takarazuka, Japan, with an impressive portfolio of 92 patents. Known for his groundbreaking work in developing advanced technologies, Tatebayashi has significantly contributed to the fields of data security and semiconductor memory cards.

Latest Patents:

1. Data Protection System: Tatebayashi's recent patent involves a cutting-edge data protection system that safeguards data through encryption. This system, implemented in terminals and encryption devices, utilizes a hierarchical tree structure to enhance data security by assigning individual decryption keys and encryption keys to nodes at different levels.

2. Semiconductor Memory Card Innovations: Another notable invention by Tatebayashi is a semiconductor memory card equipped with a control IC, flash memory, and ROM. This innovative design includes separated authentication and non-authentication memory sections, enhancing data security and accessibility for external devices.

Career Highlights: Throughout his career, Makoto Tatebayashi has held positions at prestigious companies such as Matsushita Electric Industrial Co., Ltd. (now known as Panasonic Corporation). His innovative spirit and dedication to technological advancement have led to the development of cutting-edge solutions in data protection and memory storage.

Collaborations: Tatebayashi has collaborated with talented individuals in his field, including coworkers Motoji Ohmori and Natsume Matsuzaki. These collaborations have borne fruit in the form of groundbreaking technological advancements and patentable innovations.

Conclusion: Makoto Tatebayashi stands as a beacon of innovation in the realms of data security and semiconductor technology. With an impressive track record of 92 patents and a history of collaboration with industry experts, his contributions continue to shape the landscape of modern technology.

Profile summary based on public USPTO records.